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Installation & Operation Manual
NHB Condensing Boilers
Getting Service
If your boiler requires service, you have several options for getting service:
Contact Technical Support at 1-800-519-8794 or on the website: www.navien.com.
For warranty service, always contact Technical Support first.
Contact the technician or professional who installed your boiler.
Contact a licensed professional for the affected system (for example, a plumber or electrician).
When you contact Technical Support, please have the following information at hand:
Model number
Serial number
Date purchased
Installation location and type
Error code, if any appears on the front panel display.
800.519.8794
www.Navien.com
20 Goodyear lrvine, CA 92618
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Version: 3.0 (Dec 06, 2019)
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Table des Matières
